Home / 12,651,534.66-18,977,131.89-3,066,995.82

Finding the Fourth Proportional to 12,651,534.66, 18,977,131.89 and 3,066,995.82

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Solution

The fourth proportional to 12,651,534.66, 18,977,131.89 and 3,066,995.82 is: 4,600,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,534.66 : 18,977,131.89 = 3,066,995.82 : x
  2. Step 2: Convert to fraction form
    12,651,534.66/18,977,131.89 = 3,066,995.82/x
  3. Step 3: Cross multiply
    12,651,534.66x = 18,977,131.89 × 3,066,995.82
  4. Step 4: Simplify right side
    12,651,534.66x = 58,202,784,182,218.70
  5. Step 5: Solve for x
    x = 58,202,784,182,218.70/12,651,534.66
  6. Step 6: Final answer
    x = 4,600,452.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.